- Part Number
- 18676
- Stroke (inches)
- 3
- Chuck Size (inches)
- .580 Hex
- Bore (inches)
- 1-1/8
- Blows/Min. [/sec.]
- 1650 [27]
- CFM ( @ 90psi inlet pressure)
- 33-35
- Weight (lbs.)
- 14
- Length (inches)
- 14-9/16
- Air Inlet (NPT)
- 1/2"
American Pneumatic
American Pneumatic 260 Series 4″ Chipping Hammer — Ball Retainer
.580″ Hex or .680″ Round
260 Series Part Numbers
American Pneumatic 260 Series Chipping Hammer
2633" Stroke x 0.580 HexPart No. 18676
2644" Stroke x 0.580 HexPart No. 18677
2633" Stroke x 0.680 RoundPart No. 18673
2644" Stroke x 0.680 RoundPart No. 18674
American Pneumatic APT 260 (M263) Series Chipping Hammer
Old Part No. 18667-04, New Part No. 1280583354 .680 Round x Oval Collar
Old Part No. 18670-04, New Part No. 1280583362 .580 Hex x Oval Collar
Overview
The APT 260 is a General Purpose Chipping Hammer that is typically used in Construction and Maintenance Work.
It has an Inside Trigger, Chuck Options and a choice of Stroke Lengths which makes this hammer useful for many jobs.
Features & Applications
- Available in 3” or 4” stroke versions.
- Chuck options are .680 Round or .580 Hex
- Ball Valve design Handles Debris and Water
- Drop Forged “D” Handle, Inside Trigger.
- Replaceable Chuck Bushing, Adjustable Exhaust Deflector.
- Case Hardened Alloy Steel Cylinder.
- Specify the 3” Stroke or 4” Stroke.
- Chuck Style .680 Round or .580 Hex
3-inch Stroke Part Numbers (M263)
American Pneumatic APT 260 (M263) Series Chipping Hammer
Old Part No. 18667-04, New Part No. 1280583354 .680 Round x Oval Collar
Old Part No. 18670-04, New Part No. 1280583362 .580 Hex x Oval Collar
These references identify the 3-inch stroke version. Compare the 3-inch and 4-inch configurations below, and confirm the model, chuck and retainer when requesting a quote.


Select Chuck Size:
You Selected.580″ Hex
Match the collar and actual retainer before ordering.Select Stroke:
| Select Your Hammer | ||
|---|---|---|
| Part Number | 18676 | 18677 |
| Stroke (inches) | 3 | 4 |
| Chuck Size (inches) | .580 Hex | .580 Hex |
| Bore (inches) | 1-1/8 | 1-1/8 |
| Blows/Min. [/sec.] | 1650 [27] | 1375 [23] |
| CFM ( @ 90psi inlet pressure) | 33-35 | 34-36 |
| Weight (lbs.) | 14 | 15 |
| Length (inches) | 14-9/16 | 15-9/16 |
| Air Inlet (NPT) | 1/2" | 1/2" |
- Part Number
- 18677
- Stroke (inches)
- 4
- Chuck Size (inches)
- .580 Hex
- Bore (inches)
- 1-1/8
- Blows/Min. [/sec.]
- 1375 [23]
- CFM ( @ 90psi inlet pressure)
- 34-36
- Weight (lbs.)
- 15
- Length (inches)
- 15-9/16
- Air Inlet (NPT)
- 1/2"
| Select Your Hammer | ||
|---|---|---|
| Part Number | 18673 | 18674 |
| Stroke (inches) | 3 | 4 |
| Chuck Size (inches) | .680 Round | .680 Round |
| Bore (inches) | 1-1/8 | 1-1/8 |
| Blows/Min. [/sec.] | 1650 [27] | 1375 [23] |
| CFM ( @ 90psi inlet pressure) | 33-35 | 34-36 |
| Weight (lbs.) | 14 | 15 |
| Length (inches) | 14-9/16 | 15-9/16 |
| Air Inlet (NPT) | 1/2" | 1/2" |
- Part Number
- 18673
- Stroke (inches)
- 3
- Chuck Size (inches)
- .680 Round
- Bore (inches)
- 1-1/8
- Blows/Min. [/sec.]
- 1650 [27]
- CFM ( @ 90psi inlet pressure)
- 33-35
- Weight (lbs.)
- 14
- Length (inches)
- 14-9/16
- Air Inlet (NPT)
- 1/2"
- Part Number
- 18674
- Stroke (inches)
- 4
- Chuck Size (inches)
- .680 Round
- Bore (inches)
- 1-1/8
- Blows/Min. [/sec.]
- 1375 [23]
- CFM ( @ 90psi inlet pressure)
- 34-36
- Weight (lbs.)
- 15
- Length (inches)
- 15-9/16
- Air Inlet (NPT)
- 1/2"
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Select Points, Chisels, Etc


The following Points, Chisels, etc. are used with Quick Change Ball Retainers.
.580″ Hex × Round Collar
Match the shank and Round Collar to the Quick Change Ball Retainer supplied with this version.
Looking for the Solid Retainer version?
Moil Point
.580″ Hex × Round Collar
Standard Lengths: 12″ / 18″ / 24″
Request Longer Lengths

Narrow Chisel
.580″ Hex × Round Collar
Standard Lengths: 9″ / 12″ / 18″ / 24″
Request Longer Lengths

2″ Wide Blade Chisel
.580″ Hex × Round Collar
Standard Lengths: 12″ / 18″ / 24″
Request Longer Lengths

3″ Wide Blade Chisel
.580″ Hex × Round Collar
Standard Lengths: 12″ / 18″ / 24″
Request Longer Lengths

4½″ Clay Spade
.580″ Hex × Round Collar
Standard Lengths: 10″

All-Steel Bushing Tool
.580″ Hex × Round Collar
Standard Lengths: 8″

Pin Driver
.580″ Hex × Round Collar
Request the Size You Need.
Tell us your Pin Diameter, Length, and Chuck Configuration.


























